/ Thesaurus / B Synonyms of breathing out Find synonyms for: Noun1. exhalation, expiration, breathing out, breathusage: the act of expelling air from the lungsVerb1. exhale, expire, breathe out, breathe, take a breath, respire, suspireusage: expel air; "Exhale when you lift the weight"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: supine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language